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Finding the Fourth Proportional to 266,034.27, 399,208.98 and 249,202.57

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Solution

The fourth proportional to 266,034.27, 399,208.98 and 249,202.57 is: 373,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,034.27 : 399,208.98 = 249,202.57 : x
  2. Step 2: Convert to fraction form
    266,034.27/399,208.98 = 249,202.57/x
  3. Step 3: Cross multiply
    266,034.27x = 399,208.98 × 249,202.57
  4. Step 4: Simplify right side
    266,034.27x = 99,483,903,783.08
  5. Step 5: Solve for x
    x = 99,483,903,783.08/266,034.27
  6. Step 6: Final answer
    x = 373,951.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.